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Network Engineer - Chicago, IL

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Network Engineer

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Seeking to add a Network Engineer to an existing IT team to assist, monitor and progressively improve the existing infrastructure of a professional trading environment. The core job functions will be to monitor and manage the architecture, performance and connectivity to exchanges, vendors and other external parties. This position will be responsible for maintaining and documenting all infrastructure changes and communicating the respective changes to management.

The ideal candidate is likely to have worked within the financial industry with a robust background in network monitoring, maintenance, configuration, and architecture. The candidate will be added to an existing IT team which s/he will interact with on a daily basis. This position interacts with all IT functional areas (e.g. architecture, design, network engineering, Helpdesk/Desktop support, application development and support). The candidate will be working in a dynamic, heterogeneous environment and must have an extensive technical background including experience in monitoring, maintenance, troubleshooting and networking. The successful candidate must be highly self motivated, excel at multitasking, and comfortable working in a demanding, state of the art trading environment.

Responsibilities:
-Day to day monitoring of network, server and application environments.
-Actively maintain relationships with 3rd party technical and business staff.
-Manage and maintain documentation pertaining to 3rd party network and system architectures.
-Proactively monitor, maintain and manage external connectivity to external entities.
-Actively collect and communicate 3rd party network, systems and architectural changes to management.
-Isolate network faults rapidly and perform advanced troubleshooting.
-Proactively suggest enhancements to existing configurations, technologies or procedures.
-Work closely with all IT functional areas to design and implement operational requirements for new and existing IT systems.
-Troubleshoot intricate networking issues down to the bit level and up to the application layer.
-Provide critical thinking to complex problems in a 24/7, mission critical network environment.
-Process, monitor and prioritize trouble tickets.
-Automate any and all tasks that can be automated.
-Datacenter management.
-Assist in hardware/software purchases.
-On-call rotation.
-Able to excel with minimum supervision.
-Support other key initiatives as the business dictates.

Qualifications:
-Excellent knowledge (6+ years) of system and network monitoring using programs such as SNMPc, Nagios, Cacti, Netscout, Seanet, Corvil and Solarwinds.
-Thorough knowledge of TCP/IP and Multicast.
-Detailed knowledge of the OSI layers 1-4 and associated equipment.
-Strong functional knowledge of protocols like STP, BGP, OSPF, PIM, IGMP, MSDP, EIGRP, SNMP.
-Experience with advanced network technologies such as QoS, CoS, IDS/IPS, VoIP, Flow Control, PFC, store-and-forward switching, cut-through switching, DWDM and CWDM.
-Exceptional with packet sniffing applications (snort, TCPDump, wireshark, netmon, etc.).
-Network architecture design and implementation experience.
-Experience with source code control systems, and bug tracking systems like JIRA.
-Solid knowledge of scripting languages (bash, Perl, Powershell, VBScript) or programming languages (C++, C#, VB).
-Experience administrating Linux (CentOS, Fedora, RHEL) or Windows (Server 2008, 2008 R2) a plus.
-B.S. C.S./MIS degree.
-6+ years experience in a senior networking role.
-Active or near completion of CCNA, CCNP, CCIE or similar IT certification a plus.
-Exceptional written and verbal communication skills. Must be able to interact with management, vendors and external parties and should be able to effectively communicate complex issues in a clear and concise manner. Must be able to thoroughly document implementations, modifications and removals.
-Highly organized, self-motivated, able to multi-task, able to work independently as well as a team player.
-Must be willing to work some weekend shifts in support of maintenance and participate in on-call rotation duties.
-Analytical and detail orientated.
-Must have operations experience in 24x7 environments.
-Advanced TCP/IP and multicast knowledge.
-Knowledge of Infiniband a plus.
-Knowledge of Linux, Windows and UNIX a plus.

Networking jobs in Chicago, Jobs, Chicago, Network Engineer, Network Architect, Networking, TCP/IP, Multicasting, Nagios, Financial Services, Trading Systems

Contact information:
Mike Stapinski
jobs@nextstepsystems.com
Next Step Systems
www.nextstepsystems.com

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